The ____ Function Tests Whether a Variable Contains a Numeric

question 24

Multiple Choice

The ____ function tests whether a variable contains a numeric data type.

• A) is_number()
• B) is_digit()
• C) is_numeric()

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Definitions:

Cardi/o

A prefix in medical terminology referring to the heart.

Mammography

A diagnostic procedure using low-dose X-rays to examine the human breast for signs of cancer or other abnormalities.

Mamm/o

A prefix related to the breasts or mammary glands, often used in medical terms.

Suffixes

Morphemes added at the end of words to change their form or function.